For example I have
sage: K.<a> = QuadraticField(5)
OK = K. ring_of_integers ()
sage: J=ideal(1+7*(1+sqrt(5))/2)
J.issubset(OK)
but this does not work.
1 | initial version |
For example I have
sage: K.<a> = QuadraticField(5)
OK = K. ring_of_integers ()
sage: J=ideal(1+7*(1+sqrt(5))/2)
J.issubset(OK)
but this does not work.